Dennis I didn't see my contribution either. It is transaction #9wc977493y900193w dated Jan. 2, 2020. Keep up the good work! Thank you. Greg

How about a pic of those knobs? Thank you.

I too have an Agilent(?) 82357B USB/GPIB interface. Not sure if it's the real deal though. I too would like to use it to talk to my TDS 620A, TDS 640A and TDS 644A scopes. I have tried to connect it t

Yes! I have an Agilent 82357B GPIB to USB that I have been trying to understand. Some tutorials would be much appreciated! Thank you.Greg

Could you please send a photo? Thank you.